Customization: | Available |
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CAS No.: | 7757-83-7 |
Formula: | Na2so3 |
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TEST ITEMS | TEST STANDARD | |
FIRST LEVEL | SECOND LEVEL | |
Na2SO3 | 97 | 93 |
IRON(Fe) | 0.003 | 0.005 |
WATER INSOLUBLE | 0.02 | 0.03 |
Na2CO3 | 0.1 | 0.4 |
SULPHATES(SO4) | 2.5 | --- |
CHLORIDE(NaCl) | 0.1 | --- |